5 Written Questions

1. the inlets to the bladder (transfers urea and waste to the bladder)
2. skin, liver, lungs
3. when a person is hooked up to a machine every 3 days for 6-8 hours because neither of their kidneys are functioning
4. water, salt, urea are released through sweat
5. takes old hemoglobin and breaks it down into bile and proteins are broken down and turned into urea

5 Matching Questions

1. Nephron filtering
2. renal
3. renal artery
4. to excrete
5. urine

1. a having to do with kidneys
2. b a watery fluid that contains urea and other wastes
3. c brings blood/waste into the kidneys
4. d to get rid of
5. e the capsule (filtering part of the nephron) filters urea, glucose, water, and excess minerals from the blood and then sends back the glucose and most of the water and salt back to the bloodstream (reabsorbed) to help maintain homeostasis

5 Multiple Choice Questions

1. the outlet from the bladder and from where the urine leaves the body
   1. urethra
   2. urea
   3. ureters
   4. urine
2. the system in the body that collects wastes produced by cells and remove the wastes from the body
   1. excretory system
   2. to excrete
   3. ureters
   4. kidney stones
3. takes the wastes away
   1. renal artery
   2. urea
   3. renal vein
   4. renal
4. the chemical that comes from the breakdown of protein
   1. renal
   2. urethra
   3. urea
   4. urine
5. 1) Both wastes and needed materials (mostly glucose) are filtered out of the blood
   2) Much of the needed materials are returned to the blood
   3) Wastes are eliminated
   1. urine
   2. lungs
   3. kidney stones
   4. Filtering stages

5 True/False Questions

1. kidneys → remove wastes and urea from the blood

   True        False

2. kidney stones → remove wastes and urea from the blood

   True        False

3. urinary bladder → brings blood/waste into the kidneys

   True        False

4. nephrons → the inlets to the bladder (transfers urea and waste to the bladder)

   True        False

5. lungs → having to do with kidneys

   True        False